NAVEDTRA 14181A, NEETS Mod. 9, Ch. 4 Flashcards Preview

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Flashcards in NAVEDTRA 14181A, NEETS Mod. 9, Ch. 4 Deck (12):
1

Which type of device limits some part of a waveform from exceeding a specified value?

Limiter

2

Limiting circuits are used primarily for wave shaping and what other applications?

Circuit protection

3

Which circuit uses the same diode theory and voltage divider action as series limiters?

Parallel-limiter

4

What clamps or restrains either the upper or lower extremity of a waveform to a fixed dc potential?

Clamping circuit

5

Which type of circuits are widely used for coupling signals from one stage to another?

Series RC

6

Timing circuits and circuits which require a particular shape or "spike" of voltage, may use what type of circuits?

Shaping

7

What is a waveform other than a sine wave called?

Complex wave

8

What is the sine wave which has the lowest frequency in the complex periodic wave referred to as?

Fundamental frequency

9

Which term as applied to square waves, means that the waveform must be perfectly square?

Pure

10

What is used as a waveshaping network in communications, radar, and computers?

RC Integrator

11

Which type of circuit is used in timing or counting circuits in which the number of input pulses are represented by the output voltage?

Positive-diode counter

12

Most step counters operate on a ratio of what or less?

5 to 1